-- xc/programs/Xserver/fb/fbcopy.c.ORIG
++ xc/programs/Xserver/fb/fbcopy.c
while (nbox--)
{
#ifdef USE_MMX
if (!reverse && !upsidedown && fbHaveMMX())
if (alu == GXcopy && !reverse && !upsidedown && fbHaveMMX())
if (!fbCopyAreammx (pSrcDrawable,
pDstDrawable,